🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.76 AU - 0.9 AU

Year: 282 Days

Day: 37.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,791,470 km

• M1: 83,476 km (0.102 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.6

Radius: 12.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.88 AU - 10.1 AU

Year: 9222 Days

Day: 12.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,791,470 km

• M1: 151,842 km (0.083 R)
• M2: 646,712 km (0.076 R)
• M3: 1,086,978 km (0.112 R)
• M4: 1,989,652 km (0.077 R)
• M5: 3,128,690 km (0.074 R)
• M6: 5,026,189 km (0.096 R)
• M7: 5,655,996 km (0.046 R)
• M8: 6,405,631 km (0.082 R)
• M9: 6,893,619 km (0.098 R)
• M10: 7,595,682 km (0.093 R)
• M11: 8,102,969 km (0.108 R)
• M12: 10,268,847 km (0.116 R)
• M13: 14,795,229 km (0.091 R)
• M14: 16,473,867 km (0.089 R)
• M15: 17,192,834 km (0.088 R)
• M16: 19,117,710 km (0.083 R)
• M17: 23,391,572 km (0.025 R)
• M18: 24,720,899 km (0.09 R)
• M19: 25,490,280 km (0.097 R)
• M20: 26,541,205 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.1

Radius: 10

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.1 AU - 10.78 AU

Year: 10812 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 58.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,791,470 km

• M1: 124,465 km (0.096 R)
• M2: 1,785,750 km (0.112 R)
• M3: 2,622,002 km (0.105 R)
• M4: 3,223,685 km (0.09 R)
• M5: 5,452,394 km (0.057 R)
• M6: 6,318,715 km (0.109 R)
• M7: 6,745,368 km (0.044 R)
• M8: 8,461,106 km (0.091 R)
• M9: 9,420,328 km (0.109 R)
• M10: 15,818,479 km (0.111 R)
• M11: 18,730,850 km (0.104 R)
• M12: 19,450,566 km (0.1 R)
• M13: 22,873,963 km (0.076 R)
• M14: 25,496,414 km (0.093 R)
• M15: 25,886,715 km (0.113 R)
• M16: 26,679,434 km (0.104 R)
• M17: 29,367,408 km (0.039 R)
• M18: 34,082,883 km (0.117 R)
• M19: 36,867,647 km (0.087 R)
• M20: 38,635,146 km (0.087 R)
• M21: 39,670,064 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.2

Radius: 4.2

Gravity: 20.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.76 AU - 15.5 AU

Year: 18759 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,791,470 km

• M1: 52,359 km (0.039 R)
• M2: 330,761 km (0.077 R)
• M3: 536,458 km (0.072 R)
• M4: 1,084,585 km (0.074 R)
• M5: 2,636,064 km (0.118 R)
• M6: 2,932,118 km (0.085 R)
• M7: 3,839,878 km (0.077 R)
• M8: 5,228,446 km (0.073 R)
• M9: 5,807,090 km (0.091 R)
• M10: 7,982,393 km (0.111 R)
• M11: 8,455,272 km (0.108 R)
• M12: 8,896,585 km (0.084 R)
• M13: 9,353,008 km (0.114 R)
• M14: 9,508,590 km (0.109 R)
• M15: 11,453,811 km (0.102 R)
• M16: 13,254,222 km (0.118 R)
• M17: 15,163,390 km (0.103 R)
• M18: 15,961,195 km (0.088 R)
• M19: 24,832,798 km (0.078 R)
• M20: 25,634,343 km (0.046 R)
• M21: 34,743,058 km (0.114 R)
• M22: 35,366,881 km (0.087 R)
• M23: 35,618,655 km (0.093 R)
• M24: 36,125,492 km (0.112 R)
• M25: 44,025,157 km (0.092 R)
• M26: 50,413,734 km (0.119 R)
• M27: 55,506,495 km (0.043 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,756 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit